/******************************************************************************
 * SAGE - Scalable Adaptive Graphics Environment
 *
 * Module: audioFileReader.h
 * Author : Hyejung Hur
 * 
 * Copyright (C) 2004 Electronic Visualization Laboratory,
 * University of Illinois at Chicago
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either Version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser Public License along
 * with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 * Direct questions, comments etc about SAGE to bijeong@evl.uic.edu or 
 * http://www.evl.uic.edu/cavern/forum/
 *
 ***************************************************************************************************************************/

#ifndef _AUDIO_FILE_READER_H
#define _AUDIO_FILE_READER_H

#include "audioCircBuf.h"
#include "audioConverter.h"
#include "audioFormatManager.h"

class sageAudioConfig;

class audioFileReader {
public:
	audioFileReader(audioFormatManager* fm);
	~audioFileReader();
	void init();
	
	audioCircBuf* load(char* filename, bool loop, long totalframes);
	
	int start();
	int stop();

	static void* readThread(void *args);
	
private:
	audioCircBuf* buffer;
	audioConverter* converter;
	audioFormatManager* formatManager;	

	int framePerBuffer;
	int channels;
	int bytesPerSample;
	sageSampleFmt sampleFmt;
	float gapTime;
		
	char* fileName;
	
	FILE* fileID;
	
	long totalLoadedFrames;
	long totalBlocks;
	
	bool startFlag;
	bool loopFlag;
}; 

#endif
